Android Spinner(get selected Item)

In xml----<Spinner android:id="@+id/spnState" android:layout_width="wrap_content" android:layout_height="wrap_content"></Spinner>
 
//Bind values to spinner through an array
String[] items = new String[] {"Karnataka", "Orissa", "Andhrapradesh"};
Spinner spinner;
 
spinner = (Spinner)this.findViewById(R.id.spnState);
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_item, items);
	    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
	    spinner.setAdapter(adapter);
 
//Bind values to spinner through databases
 
//--Write a query to get all the values in a column in a table
public Cursor columnValues() throws SQLException {
SQLiteDatabase db;
		return db.query(TABLE_NAME, new String[] { ID, KEY_NAME }, null, null, null, null, KEY_NAME + " ASC", null);
	}
//--then in activity under button click write,
	Cursor cursor = db.columnValues();
		startManagingCursor(cursor);
 
		// create an array to specify which fields we want to display
		String[] from = new String[] { DBAdapter.KEY_NAME };
		// create an array of the display item we want to bind our data to
		int[] to = new int[] { android.R.id.text1 };
 
		Spinner spinner = (Spinner) this.findViewById(R.id.spinnerID);
		SimpleCursorAdapter adapter = new SimpleCursorAdapter(this,
				android.R.layout.simple_spinner_item, cursor, from, to);
		adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
		spinner.setAdapter(adapter);
 
//How to get selected values from spinner
 
				Spinner spinner = (Spinner) findViewById(R.id.spinnerID);
				String selectedItem;
				Cursor cc = (Cursor)(spinner.getSelectedItem());
				if (cc != null) {
					selectedItem = cc.getString(cc.getColumnIndex(db.KEY_NAME));
				}